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Clark Fork River Technical Assistance Committee
Home
About
  • Who we are
  • Contact
What's Happening
  • Events
  • River News
  • CFRTAC Ph 7 Comments
  • Response to Ph 7 Comments
The Clark Fork River
  • Watershed Facts
  • Resources
  • Gallery
The Cleanup
  • Cleanup history
  • Current status
  • Phase 7 Documents
  • 2023 Strategic Plan
  • Contact cleanup agencies
  • Document Library
  • Jargon Translator
More
  • Home
  • About
    • Who we are
    • Contact
  • What's Happening
    • Events
    • River News
    • CFRTAC Ph 7 Comments
    • Response to Ph 7 Comments
  • The Clark Fork River
    • Watershed Facts
    • Resources
    • Gallery
  • The Cleanup
    • Cleanup history
    • Current status
    • Phase 7 Documents
    • 2023 Strategic Plan
    • Contact cleanup agencies
    • Document Library
    • Jargon Translator
  • Home
  • About
    • Who we are
    • Contact
  • What's Happening
    • Events
    • River News
    • CFRTAC Ph 7 Comments
    • Response to Ph 7 Comments
  • The Clark Fork River
    • Watershed Facts
    • Resources
    • Gallery
  • The Cleanup
    • Cleanup history
    • Current status
    • Phase 7 Documents
    • 2023 Strategic Plan
    • Contact cleanup agencies
    • Document Library
    • Jargon Translator
Clark Fork River Strategic Plan:

Criteria to determine what gets cleaned up first

This table (p. 11 of the plan) summarizes the criteria the State used to determine the priority of the remaining phases to be cleaned up and restored. Scroll down to see how these criteria were applied to each phase.

Criteria applied to each phase remaining in the cleanup

This table (p. 12 of the plan) shows how each phase ranked against the criteria. Remember that for "Ecological Function," a phase with LOW-quality habitat is HIGHER priority for cleanup (green). For example, Phases 13/14, which include Arrowstone Park, have poor quality habitat, and so are a higher priority.

So what gets cleaned up and when?

(Construction year and cost are estimates from the Strategic Plan as of Oct. 2023 - p. 21)


2023: Phase 4A (completed)

2024: Phase 7 (preliminary design released); est. cost: $6.46 million

2025: Phases 10 & 13; est. cost: $11.10 million

2026: Phases 11 & 14; est. cost: $9.52 million

2027: Phase 12A; est. cost: $5.14 million

2028: Phase 12B; est. cost: $5.14 million

2029: Phase 4B; est. cost: $3.52 million

2030: Phase 8; est. cost: $5.13 million

2031: Phase 9; est. cost: $8.11 million

2032: Phase 17A; est. cost: $5.06 million

2033: Phase 17B; est. cost $5.06 million

2034 - 2038: Phases 18 - 22; est combined cost: $32.85 million

2040 - 2044: Monitoring and maintenance; est. total cost: $2.45 million

More detail on how phases were prioritized:

Phase 7: This is the next downstream Phase that has not been completed (except for Phase 4B, described below). This phase is also a priority because it has high public use (Racetrack Pond).


Phases 13 /14: Phase 13 includes Arrowstone Park in Deer Lodge which has high public use. Phase 14 is a small area contiguous with Phase 13. These Phases will be completed concurrently with Phases 10 /11. 


Phases 10, 11 & 12: These phases have the highest risk of contamination reaching the river, based on erosion rates, and are considered to pose the most acute risk to aquatic habitat. They also have “relatively high” amounts of contamination, so completing these Phases earlier results in “substantial progress” toward the overall cleanup. Work in these phases would share a single infrastructure of haul roads as they can all be accessed from Sager Lane. 


Phase 4B: The next downstream Phase after Phases 10, 11 and 12 have been completed. 


Phases 8 & 9: The next downstream Phases after 4B. These Phases will have provided refuge for fish and wildlife during and after construction of Phases 7, 10, 11, and 12. 


Phases 17 through 22: These are the remaining downstream Phases. A large proportion of these Phases are under single ownership, so some of them may be combined to save costs on design and construction infrastructure. 


(From Strategic Plan, pp 12-13)


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